Body
Electrical
System
WINDSHIELD
WIPER
AND
WASHER
Condition
Windshield
wiper
motor
does
not
operate
Wiper
operating
speed
is
too
slow
Wiper
speed
cannot
be
changed
correctly
Wiper
motor
continues
to
run
after
switch
is
turned
off
or
wiper
blades
do
not
return
to
correct
position
Probable
cause
Burnt
fuse
Damaged
motor
Check
wiper
motor
as
outlined
in
Inspec
tion
Loose
connection
Faulty
wiper
and
washer
switch
Test
continuity
through
switch
as
outlined
in
Inspection
Open
power
circuit
or
ground
circuit
Damaged
motor
Loose
or
poor
connection
Seized
or
rusted
wiper
linkage
Humming
occurs
on
motor
in
wiper
blade
operating
cycle
Wiper
blades
stick
on
windshield
glass
Raise
arm
and
operate
wiper
without
load
Faulty
wiper
switch
Damaged
motor
Faulty
auto
stop
operation
Poor
connection
Faulty
switch
BE
34
Corrective
action
Correct
cause
and
replace
fuse
Replace
wiper
motor
Repair
Replace
Repair
Replace
motor
Repair
Lubricate
or
replace
Clean
windshield
glass
and
or
replace
wiper
blade
Replace
Replace
Remove
auto
stop
device
cover
and
check
relay
contacts
Clean
dirty
contacts
or
repair
relay
plate
bending
if
necessary
Repair
Replace
